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- Language: English
- Year: 2023
- Author: Valentin Teodorescu
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- Author: Joachim Boldt
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- Year: 2006
- Author: Henrike Fürstenberg
- Language: German
- Year: 2017
- Author: Ingolf U. Dalferth
- Language: English
- Year: 2023
- Author: Jochem Hennigfeld (editor), Jon Stewart (editor)
- Language: English
- Year: 2002
- Author: Majk Feldmeier
- Language: German
- Year: 2023
- Author: Arne Grøn (editor), René Rosfort (editor), K. Brian Söderquist (editor)
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- Year: 2017
- Author: Sergio Muñoz Fonnegra
- Language: German
- Year: 2010
- Author: Jon Stewart (editor)
- Language: English
- Year: 2003